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Mica / Milamina Dokajy
Mika kalkama
Fizarana tapa-kevitra: 1-8mesh 6-10mesh 10-20mesh
40mesh 60mesh 100mesh 150mesh.etc
Zavakanto: marevaka loko toy ny volamena.
Fampiharana: haingon-trano, fitaovana manokana lasantsy.fananganana fitaovam-panorenana sy ny insulation elektrika.
